It's not that I am unfamiliar with the topics that Sagan covers in this series. In fact, I've read Cosmos and many of Sagan's other books. So, I guess the reason why I am lovin ' it so much is because it has been quite a while since I touched base with all these concepts that are so close to my heart. In this episode, Sagan daring touches upon what one might describe as the somewhat treacherous and murky grounds of UFOs and extraterrestrial intelligence. It was instructive to see him emphasize and repeat that ' extraordinary claims require extraordinary proofs .' The way he categorically ruled out that all the sightings of UFOs are anything but figment's of people's imaginations showed the essential spirit of scientific inquiry at its best — one might almost have concluded that Sagan doesn't really think that intelligent life exists elsewhere in the universe at all. But in fact Sagan and most other scientists do believe in the existence of extraterre...
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